/Engine/Source/Runtime/Engine/Classes/AI/Navigation/AvoidanceManager.h
Only use if you want manual velocity planning. Provide your AvoidanceUID in order to avoid colliding with yourself.
FVector GetAvoidanceVelocityIgnoringUID ( const [FNavAvoidanceData](API\Runtime\Engine\AI\Navigation\FNavAvoidanceData) & AvoidanceData, float DeltaTime, int32 IgnoreThisUID )